US4832886A - Abrasion process for the manufacture of microporous film - Google Patents
Abrasion process for the manufacture of microporous film Download PDFInfo
- Publication number
- US4832886A US4832886A US07/092,499 US9249987A US4832886A US 4832886 A US4832886 A US 4832886A US 9249987 A US9249987 A US 9249987A US 4832886 A US4832886 A US 4832886A
- Authority
- US
- United States
- Prior art keywords
- film
- resin
- parts
- density polyethylene
- filler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/22—Single-purpose machines or devices for particular grinding operations not covered by any other main group characterised by a special design with respect to properties of the material of non-metallic articles to be ground
- B24B19/223—Single-purpose machines or devices for particular grinding operations not covered by any other main group characterised by a special design with respect to properties of the material of non-metallic articles to be ground of paper or similar sheet material, e.g. perforating, cutting by means of a grinding wheel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
- B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
- B29C2059/027—Grinding; Polishing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/47—Processes of splitting film, webs or sheets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/70—Processes for forming screens or perforating articles
Abstract
Description
TABLE 1 ______________________________________ Film Thickness Initial - mil 1 Embossed - mil 2.2 MI - gms/10 min 4.5 Opacity ASTM D-1003 46 Gloss ASTM D-2457 4.4 Elongation M.D. - % 59 T.D. - % 60 Tensile Strength M.D. - psi 2955 T.D. - psi 1100 1% Secant Modulus M.D. - psi 16,315 T.D. - psi 14,215 Tear Strength M.D. - psi 17 T.D. - psi 104 Coefficient of Friction 0.53 Spencer Impact, gms/mil +45 MVTR gm/m.sup.2 /24 hours 1000 Hydrostatic resistance 40 ______________________________________
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/092,499 US4832886A (en) | 1986-08-04 | 1987-09-03 | Abrasion process for the manufacture of microporous film |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US89266086A | 1986-08-04 | 1986-08-04 | |
US07/092,499 US4832886A (en) | 1986-08-04 | 1987-09-03 | Abrasion process for the manufacture of microporous film |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US89266086A Continuation-In-Part | 1986-08-04 | 1986-08-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
US4832886A true US4832886A (en) | 1989-05-23 |
Family
ID=26785753
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US07/092,499 Expired - Lifetime US4832886A (en) | 1986-08-04 | 1987-09-03 | Abrasion process for the manufacture of microporous film |
Country Status (1)
Country | Link |
---|---|
US (1) | US4832886A (en) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5695868A (en) | 1993-12-17 | 1997-12-09 | Kimberly-Clark Worldwide, Inc. | Breathable, cloth-like film/nonwoven composite |
US5762840A (en) * | 1996-04-18 | 1998-06-09 | Kimberly-Clark Worldwide, Inc. | Process for making microporous fibers with improved properties |
US6045900A (en) * | 1997-09-15 | 2000-04-04 | Kimberly-Clark Worldwide, Inc. | Breathable filled film laminate |
US6075179A (en) | 1994-12-20 | 2000-06-13 | Kimberly-Clark Worldwide, Inc. | Low gauge films and film/nonwoven laminates |
US6238767B1 (en) | 1997-09-15 | 2001-05-29 | Kimberly-Clark Worldwide, Inc. | Laminate having improved barrier properties |
US6277006B1 (en) * | 1998-05-21 | 2001-08-21 | Eastman Kodak Company | Coated media bearing surface for conveying abrasive media and the like |
US20020004350A1 (en) * | 2000-05-03 | 2002-01-10 | Morman Michael Tod | Film having high breathability induced by low cross-directional stretch |
US6605332B2 (en) * | 1997-07-29 | 2003-08-12 | 3M Innovative Properties Company | Unitary polymer substrate having napped surface of frayed end microfibers |
US6653523B1 (en) | 1994-12-20 | 2003-11-25 | Kimberly-Clark Worldwide, Inc. | Low gauge films and film/nonwoven laminates |
US20100115745A1 (en) * | 2007-02-27 | 2010-05-13 | Paul Morris | Apparatus and method for transporting a fabric |
US9968149B2 (en) | 2007-02-27 | 2018-05-15 | Talon Technologies, Inc. | Garment formed with extensible garment fabric |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3302501A (en) * | 1965-09-24 | 1967-02-07 | Phillips Petroleum Co | Method of fibrillating plastic film by passing the film through rotating piercing means |
US3718059A (en) * | 1969-12-18 | 1973-02-27 | Mobil Oil Corp | Permeable thermoplastic film product and method |
US4250135A (en) * | 1979-05-17 | 1981-02-10 | Orsini Peter C | Roller for producing continuous sueded or grit type finish and method of making |
US4364985A (en) * | 1980-05-29 | 1982-12-21 | Kao Soap Co., Ltd. | Porous sheet |
-
1987
- 1987-09-03 US US07/092,499 patent/US4832886A/en not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3302501A (en) * | 1965-09-24 | 1967-02-07 | Phillips Petroleum Co | Method of fibrillating plastic film by passing the film through rotating piercing means |
US3718059A (en) * | 1969-12-18 | 1973-02-27 | Mobil Oil Corp | Permeable thermoplastic film product and method |
US4250135A (en) * | 1979-05-17 | 1981-02-10 | Orsini Peter C | Roller for producing continuous sueded or grit type finish and method of making |
US4364985A (en) * | 1980-05-29 | 1982-12-21 | Kao Soap Co., Ltd. | Porous sheet |
Cited By (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5695868A (en) | 1993-12-17 | 1997-12-09 | Kimberly-Clark Worldwide, Inc. | Breathable, cloth-like film/nonwoven composite |
US5855999A (en) | 1993-12-17 | 1999-01-05 | Kimberly-Clark Worldwide, Inc. | Breathable, cloth-like film/nonwoven composite |
US6653523B1 (en) | 1994-12-20 | 2003-11-25 | Kimberly-Clark Worldwide, Inc. | Low gauge films and film/nonwoven laminates |
US6075179A (en) | 1994-12-20 | 2000-06-13 | Kimberly-Clark Worldwide, Inc. | Low gauge films and film/nonwoven laminates |
US5762840A (en) * | 1996-04-18 | 1998-06-09 | Kimberly-Clark Worldwide, Inc. | Process for making microporous fibers with improved properties |
US6605332B2 (en) * | 1997-07-29 | 2003-08-12 | 3M Innovative Properties Company | Unitary polymer substrate having napped surface of frayed end microfibers |
US7070727B2 (en) | 1997-07-29 | 2006-07-04 | 3M Innovative Properties Company | Methods for making microstructured polymer substrates |
US20040005434A1 (en) * | 1997-07-29 | 2004-01-08 | 3M Innovative Properties Company | Microstructured polymer substrate |
US6238767B1 (en) | 1997-09-15 | 2001-05-29 | Kimberly-Clark Worldwide, Inc. | Laminate having improved barrier properties |
US6045900A (en) * | 1997-09-15 | 2000-04-04 | Kimberly-Clark Worldwide, Inc. | Breathable filled film laminate |
US6277006B1 (en) * | 1998-05-21 | 2001-08-21 | Eastman Kodak Company | Coated media bearing surface for conveying abrasive media and the like |
US6811865B2 (en) | 2000-05-03 | 2004-11-02 | Kimberly-Clark Worldwide, Inc. | Film having high breathability induced by low cross-directional stretch |
US20040091752A1 (en) * | 2000-05-03 | 2004-05-13 | Morman Michael Tod | Film having high breathability induced by low cross-directional stretch |
US6821915B2 (en) | 2000-05-03 | 2004-11-23 | Kimberly-Clark Worldwide, Inc. | Film having high breathability induced by low cross-directional stretch |
US20020004350A1 (en) * | 2000-05-03 | 2002-01-10 | Morman Michael Tod | Film having high breathability induced by low cross-directional stretch |
US20100115745A1 (en) * | 2007-02-27 | 2010-05-13 | Paul Morris | Apparatus and method for transporting a fabric |
US8544156B2 (en) * | 2007-02-27 | 2013-10-01 | Talon Technologies, Inc. | Apparatus and method for transporting a fabric |
US9290349B2 (en) | 2007-02-27 | 2016-03-22 | Talon Technologies, Inc. | Apparatus and method for transporting a fabric |
US9968149B2 (en) | 2007-02-27 | 2018-05-15 | Talon Technologies, Inc. | Garment formed with extensible garment fabric |
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Owner name: CITIBANK, N.A., 641 LEXINGTON AVENUE, NEW YORK, NE Free format text: SECURITY INTEREST;ASSIGNOR:EL PASO PRODUCTS COMPANY, A DE CORP.;REEL/FRAME:004881/0362 Effective date: 19880413 Owner name: EL PASO PRODUCTS COMPANY Free format text: LICENSE;ASSIGNOR:CITIBANK, N.A.;REEL/FRAME:004881/0379 Effective date: 19880413 Owner name: CITIBANK, N.A.,NEW YORK Free format text: SECURITY INTEREST;ASSIGNOR:EL PASO PRODUCTS COMPANY, A DE CORP.;REEL/FRAME:004881/0362 Effective date: 19880413 |
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